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ZINC PROTOPORPHYRINS(ZZP)

Test Number:
  • 0020605
Test Alias:
  • Free Erythrocyte Protoporphyrin
Preferred Specimen:
  • Whole blood
Container Type:
  • EDTA (lavender-top) tube
  • EDTA (royal blue-top) tube
  • sodium heparin (royal blue-top) tube
  • sodium heparin (green-top) tube
  • lithium heparin (green-top) tube
  • sodium heparin lead-free (tan-top) tube or EDTA (tan-top) tube
Alternative Specimen:
Volume:
  • 2 mL
Collection Instructions:
  • Specimen should be foil-wrapped to protect from light. Use a lead-free tube if blood lead is also requested.
Transport Temperature:
  • Refridgerated
Specimen Stability:
  • Room temperature: 4 days
  • Refrigerated: 10 days
  • Frozen: Unacceptable
Methodology:
  • Hematofluorometry
CPT Code:
  • 84202
Reject Criteria:
  • Hemolysis • Received frozen • Clotted
Reference Range:
  • Industrial exposure <100 mcg/dL
Report Available:
  • 2 days

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